Quebrada Agua Blanca (Quaternary of Argentina)

Where: Salta, Argentina (24.3° S, 66.9° W: paleocoordinates 24.3° S, 66.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Chaco Formation, Quaternary (2.6 - 0.0 Ma)

• Upper Chaco beds. Upper Chaco beds are likely "Pozo del Tigre" member, see Marengo, 2015

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; concretionary sandstone

• Hard sandstone concretion

Size class: macrofossils

Collected by D. C. Herrell in 1934; reposited in the FMNH

• Presented to the Field Museum by the Standard Oil Company of New Jersey, through the courtesy of Dr. Eugene Stebbinger

Primary reference: B. Patterson. 1936. Caiman latirostris from the Pleistocene of Argentina, and a Summary of South American Cenozoic Crocodilia. Herpetologica 1(2):43-54 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 144517: authorized by Philip Mannion, entered by Philip Mannion on 09.05.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Reptilia
 Crocodylia - Alligatoridae
Caiman latirostris
Caiman latirostris Daudin 1801 broud-snouted caiman
FMNH P15029 (snout)
Mammalia
 Notoungulata - Toxodontidae
Toxodon sp.
Toxodon sp. Owen 1837 notoungulate
FMNH (fragments)
 Perissodactyla - Equidae
Equus sp.
Equus sp. Linnaeus 1758 horse
FMNH (upper molar)
 Xenarthra -
Pilosa indet.
Pilosa indet. edentate
FMNH (femur) - "large ground sloth"
 Cingulata - Glyptodontidae
Glyptodontidae indet.
Glyptodontidae indet. Burmeister 1879 glyptodon
FMNH (scute)